🚗 FORD FOCUS — Diagnostic Trouble Codes
37 diagnostic trouble codes have been reported by FORD FOCUS owners to NHTSA. Click any code for detailed reports and causes specific to this vehicle.
| Code | Description | Reports |
|---|---|---|
| P1450 | Unable To Bleed Up Fuel Tank Vacuum | 96 |
| P0456 | EVAP System Leak Detected (very small leak) | 29 |
| P0420 | Catalyst System Efficiency Below Threshold Bank 1 | 13 |
| P2872 | Clutch A Stuck Engaged | 11 |
| P2832 | Shift Fork A Position Circuit Range/Performance | 9 |
| P2837 | Shift Fork B Position Circuit Range/Performance | 9 |
| U3000 | Control Module | 8 |
| P2831 | Shift Fork A Position Circuit | 8 |
| P2135 | Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation | 7 |
| P2111 | Throttle Actuator A Control System - Stuck Open | 7 |
| P0805 | Clutch Position Sensor A Circuit | 7 |
| P2196 | O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 | 6 |
| U0101 | Lost Communication With TCM | 6 |
| P0902 | Clutch A Actuator Control Circuit Low | 6 |
| P0171 | System Too Lean Bank 1 | 5 |
| P2862 | Shift Fork B Actuator Circuit High | 4 |
| P0606 | Control Module Processor | 3 |
| U0100 | Lost Communication With ECM/PCM A | 3 |
| P0299 | Turbocharger/Supercharger A Underboost Condition | 3 |
| P0443 | EVAP System Purge Control Valve A Circuit | 3 |
| P0460 | Fuel Level Sensor A Circuit | 3 |
| P0783 | 3-4 Shift | 3 |
| P0507 | Idle Control System RPM - Higher Than Expected | 3 |
| P0344 | Camshaft Position Sensor A Circuit Intermittent Bank 1 or Single Sensor | 3 |
| P2112 | Throttle Actuator A Control System - Stuck Closed | 2 |
| P0087 | Fuel Rail/System Pressure - Too Low Bank 1 | 2 |
| P2195 | O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 | 2 |
| P0301 | Cylinder 1 Misfire Detected | 2 |
| P0300 | Random/Multiple Cylinder Misfire Detected | 2 |
| P0340 | Camshaft Position Sensor A Circuit Bank 1 or Single Sensor | 2 |
| U0401 | Invalid Data Received From ECM/PCM A | 2 |
| U3003 | Battery Voltage | 2 |
| P0106 | Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance | 2 |
| P0316 | Engine Misfire Detected on Startup (First 1000 Revolutions) | 2 |
| P0236 | Turbocharger/Supercharger Boost Sensor A Circuit Range/Performance | 2 |
| P2701 | Transmission Friction Element B Apply Time Range/Performance | 2 |
| P0452 | EVAP System Pressure Sensor/Switch A Circuit Low | 2 |
Report counts based on NHTSA owner complaints. Codes are linked to the generic DTC code page for more information.
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